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Type	Originator	Title	Date
	Skrivanek,F & Rubin,J	Caves in Czechoslovakia
	Rollins,J	Caves of the Canadian Rockies & Columbia Mountains	2004
	Smyth,J.R & Bish,D.L	Crystal Structures and Cation Sites of the Rock Forming Minerals	1987
	UBSS	Doolin St.Catherines Cave	1964
	Wenzens,Gerd	Dusseldorfer Geographische Schriften Heft 2	1974
	Shaw,T	Foreign Travellers in the Slovene Karst 1486 - 1900	2008
	Shaw,T.R	History of Cave Science	1992
	Franke,H.W	In Der Hohlen Dieser Erde	1978
		Inventaire Speleologique du Doubs (Tome 2)	1991
	Thompson, N. R & Van Swearingen,J	On Caves and Cameras	2005
	Padgett,A & Smith,B	On Rope	1989
		Salzburger Hohlenbuch, Band 1	1975
	Jamarska Sekcija PD Tolmin & Imperial College Caving Club	The Hollow Mountain 3. 2013 - 2017	2019
	Mitchell,W.R	The Hollow Mountains	1961
	Christopher,N.S.J	The Karst Hydrogeochemistry of the Carb.LS.of North Derbyshire	1981
	Brucker,R.W & Watson,R.A	The Longest Cave	1976